> Use a Transorber, Varistor,  or TVS device, with a voltage rating
> just above the voltage being applied to the relay or motor

Thanks for pointing that out Bob. I'm in the process of re-vamping
a multi-relay circuit that controls motors and your advice is timely

A browse through retailers (Mouser and RS) led me to AVX

http://www.avxcorp.com/docs/catalogs/tguard.pdf

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